Used BMW X6 M for sale near High Wycombe
There are 4 used BMW X6 M for sale from UK dealers within 20 miles of High Wycombe on AskCar, as of 9 November 2026. The cheapest is £10,450. AskCar lists 56 used BMW X6 M across the UK, from 51 dealerships.
As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Cars for sale now
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 54 priced BMW X6 M adverts on AskCar as of 9 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2011 BMW X6 M 4.4 i V8, 547 bhp, automatic, petrol, SUV, 5 doors, 4 seats, white. Mileage: 106,924 miles. Price: £10,450, unchanged since AskCar first saw it on 28 May 2026, 165 days ago. Fair price: £428 (3%) under the AskCar estimate of £10,878. Euro 5 emissions standard. ULEZ compliant. MOT: valid until 4 January 2027. Dealer: Quality Motor Company in Iver, 14 miles from High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2011-2e41532fb0b8
- 2021 BMW X6 M 4.4 i V8 Competition, 616 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 23,000 miles. Price: £61,885, unchanged since AskCar first saw it on 10 October 2026, 30 days ago. Fair price: £33 (under 1%) over the AskCar estimate of £61,852. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 June 2027. Dealer: Wembley Prestige Cars in Watford, 16 miles from High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2021-366fc6d6280b
- 2022 BMW X6 M 4.4 i V8 Competition, 616 bhp, automatic, petrol, SUV, 5 doors, blue. Mileage: 25,000 miles. Price: £67,995, reduced by £2,000 from £69,995 since AskCar first saw it on 23 August 2026, 78 days ago. Fair price: £4,549 (7%) over the AskCar estimate of £63,446. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 10 June 2027. Dealer: AH Specialist Cars in Watford, 15 miles from High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2022-d4fe8663a0bb
- 2021 BMW X6 M 4.4 i V8 Competition, 616 bhp, automatic, petrol, SUV, 5 doors, black. Mileage: 45,000 miles. Price: £69,995, raised by £5,000 from £64,995 since AskCar first saw it on 30 May 2026, 163 days ago. Above the going rate: £14,944 (27%) over the AskCar estimate of £55,051. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 18 February 2027. Dealer: AH Specialist Cars in Watford, 15 miles from High Wycombe. AskCar page: https://askcar.co.uk/car/bmw-x6-m-2021-82d6f88ac2bb
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